Home / 41,129.12-61,719.06-16,164.78

Finding the Fourth Proportional to 41,129.12, 61,719.06 and 16,164.78

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Solution

The fourth proportional to 41,129.12, 61,719.06 and 16,164.78 is: 24,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,129.12 : 61,719.06 = 16,164.78 : x
  2. Step 2: Convert to fraction form
    41,129.12/61,719.06 = 16,164.78/x
  3. Step 3: Cross multiply
    41,129.12x = 61,719.06 × 16,164.78
  4. Step 4: Simplify right side
    41,129.12x = 997,675,026.71
  5. Step 5: Solve for x
    x = 997,675,026.71/41,129.12
  6. Step 6: Final answer
    x = 24,257.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.